November 27, 2015

Homework Help: Calculus

Posted by Anna on Tuesday, December 7, 2010 at 8:40pm.

If the volume of a cube is increasing at 24 in^3/min and the surface area of the cube is increasing at 12 in^2/min, what is the length of each edge of the cube?

I know that dV/dt=24 and ds/ds=12. I also know that Volume=s^3 and Surface Area=6*s^2, but what do I do from there?

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